# gen\_file

```
Generate an output file
     type  - type of output file. One of OFILE_... symbols. See below.
     fp    - the output file handle
     ea1   - start address. For some file types this argument is ignored
     ea2   - end address. For some file types this argument is ignored
     flags - bit combination of GENFLG_...
returns: number of the generated lines.
         -1 if an error occurred
         OFILE_EXE: 0-can't generate exe file, 1-ok

int gen_file(long type, long file_handle, long ea1, long ea2, long flags);

// output file types:

#define OFILE_MAP  0
#define OFILE_EXE  1
#define OFILE_IDC  2
#define OFILE_LST  3
#define OFILE_ASM  4
#define OFILE_DIF  5

// output control flags:

#define GENFLG_MAPSEGS 0x0001          // map: generate map of segments
#define GENFLG_MAPNAME 0x0002          // map: include dummy names
#define GENFLG_MAPDMNG 0x0004          // map: demangle names
#define GENFLG_MAPLOC  0x0008          // map: include local names
#define GENFLG_IDCTYPE 0x0008          // idc: gen only information about types
#define GENFLG_ASMTYPE 0x0010          // asm&lst: gen information about types too
#define GENFLG_GENHTML 0x0020          // asm&lst: generate html (gui version only)
#define GENFLG_ASMINC  0x0040          // asm&lst: gen information only about types
#define GENFLG_TIPLACE 0x0080          // asm&lst: dump tiplace (c syntax)
#define GENFLG_TIPLACE_ASM 0x0100      // asm&lst: dump tiplace (asm syntax)
```


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.hex-rays.com/9.0/developer-guide/idc/idc-api-reference/alphabetical-list-of-idc-functions/244.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.